Home / 11,437,970.30-15,780,452.97-7,310,417.46

Finding the Fourth Proportional to 11,437,970.30, 15,780,452.97 and 7,310,417.46

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Solution

The fourth proportional to 11,437,970.30, 15,780,452.97 and 7,310,417.46 is: 10,085,854.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,437,970.30 : 15,780,452.97 = 7,310,417.46 : x
  2. Step 2: Convert to fraction form
    11,437,970.30/15,780,452.97 = 7,310,417.46/x
  3. Step 3: Cross multiply
    11,437,970.30x = 15,780,452.97 × 7,310,417.46
  4. Step 4: Simplify right side
    11,437,970.30x = 115,361,698,918,596.86
  5. Step 5: Solve for x
    x = 115,361,698,918,596.86/11,437,970.30
  6. Step 6: Final answer
    x = 10,085,854.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.